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Table 2 Correlation between the presence of anti-LRP2 autoantibodies and of proteinuria in patients with rheumatoid arthritis

From: Autoantibodies to low-density-lipoprotein-receptor-related protein 2 (LRP2) in systemic autoimmune diseases

 

Proteinuria in patients

Autoantibody

Absent (n = 39) [No. (%)]

Present (n = 8) [No. (%)]

Anti-F2 (-)

33 (85)

6 (75)

(+)

6 (15)

2 (25)

Anti-F3 (-)

9 (23)

1 (12)

(+)

30 (77)

7 (88)

Anti-F4 (-)

31 (80)

2 (25)

(+)

8 (20)

6 (75)a

Anti-F5 (-)

32 (82)

3 (38)

(+)

7 (18)

5 (62)b

Anti-F6 (-)

29 (74)

2 (25)

(+)

10 (26)

6 (75)c

Anti-F7 (-)

19 (49)

4 (50)

(+)

20 (51)

4 (50)

  1. aP = 0.005, bP = 0.018, cP = 0.013 (Fisher's exact probability test). LRP2, low-density-lipoprotein-receptor-related protein 2.